There are total 13 hours or 780 minutes from 7am to 8pm. In words, this duration is equal to thirteen hours or seven hundred eighty minutes.
How many hours from
| 3PM to 11AM | 11AM to 1PM | 4AM to 6PM |
| 3PM to 10PM | 5AM to 3PM | 4PM to 4AM |
| 4PM to 12AM | 1AM to 7AM | 6AM to 12PM |
| 11AM to 3AM | 1AM to 9PM | 6PM to 4AM |
| 1AM to 9AM | 10AM to 8PM | 1PM to 9AM |
| 7AM to 12AM | 1PM to 2PM | 10PM to 1PM |
